Check that the parent has been mapped before calling RemapWindows. [Bug 2009788]

1 files changed, 28 insertions, 1 deletions

diff --git a/tests/wm.test b/tests/wm.test
index f797a43..dd115b8 100644
--- a/tests/wm.test
+++ b/tests/wm.test
@@ -7,7 +7,7 @@
 # Copyright (c) 1998-1999 by Scriptics Corporation.
 # All rights reserved.
 #
-# RCS: @(#) $Id: wm.test,v 1.40 2008/07/23 23:24:25 nijtmans Exp $
+# RCS: @(#) $Id: wm.test,v 1.41 2008/07/26 13:03:06 patthoyts Exp $
 
 # This file tests window manager interactions that work across platforms.
 # Window manager tests that only work on a specific platform should be placed
@@ -2138,6 +2138,33 @@ test wm-manage-1.2 {unmanaging a toplevel} -setup {
     deleteWindows
 } -result {wm .t.t pack .t wm .t.t}
 
+test wm-forget-1.1 "bug #2009788: forget toplevel can cause crash" -body {
+    toplevel .parent
+    toplevel .parent.child
+    wm forget .parent.child
+    winfo exists .parent.child
+} -cleanup {
+    deleteWindows
+}  -result {1}
+test wm-forget-1.2 "bug #2009788: forget toplevel can cause crash" -body {
+    toplevel .parent
+    update
+    toplevel .parent.child
+    wm forget .parent.child
+    winfo exists .parent.child
+} -cleanup {
+    deleteWindows
+}  -result {1}
+test wm-forget-1.3 "bug #2009788: forget toplevel can cause crash" -body {
+    toplevel .parent
+    toplevel .parent.child
+    wm forget .parent.child
+    wm manage .parent.child
+    winfo exists .parent.child
+} -cleanup {
+    deleteWindows
+}  -result {1}
+
 # FIXME:
 
 # Test delivery of virtual events to the WM. We could check to see if the